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PostgreSQL, performance for queries with grouping
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the talk covers PostgreSQL grouping and aggregation facilities and best practices of using them in fast and efficient manner.
In 40 minutes the audience will learn several techniques to optimise queries containing GROUP BY, DISTINCT or DISTINCT ON keywords.
About the speaker.
Alexey Bashtanov works as a PostgreSQL developer in Brandwatch.
He is a database developer with over 10 years of experience.
Slides available here.
In 40 minutes the audience will learn several techniques to optimise queries containing GROUP BY, DISTINCT or DISTINCT ON keywords.
About the speaker.
Alexey Bashtanov works as a PostgreSQL developer in Brandwatch.
He is a database developer with over 10 years of experience.
Slides available here.
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